11 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
• Meningeal signs ... Systemic symptoms and signs ... Space-occupying brain ... lesion • CNS ... infection (e.g., meningitis
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential ... : • Traumatic brain ... meningeal irritation signs ... • CNS Vasculitis ... #differential #
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... - Differential ... : • Headache and ... Acute meningeal signs ... Singh @rav7ks #CNS
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
basal ganglia, CNS ... lesions, aseptic meningitis ... (headache and diplopia ... disease) Differential ... diagnosis #management #signs
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... of Headache: ... pain involving neck ... thrombophilia, neurologic signs ... Dangerous #Deadly #Differential
Hypertrophic Pachymeningitis - Differential Diagnosis Framework

Pachymeningitis is a rare condition that causes areas of a layer
condition that causes ... spinal cord and brain ... vision changes, headaches ... • Bacterial meningitis ... polychondritis • Behçet
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... status changes - Meningitis ... movement deficits (CN ... #signs #symptoms ... #clues #differential
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... • Bilateral signs ... ruled out • Brain ... MRI: Check for brain ... management #neurology #differential
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... eg, furnaces) Meningitis ... of congenital brain ... #redflags #signs ... #symptoms #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... 50 years • New headache ... tract, and often causes ... vasculitis • Behcet ... chorioretinitis, CNS